Stirrer



FIG. 1 is a front view of a stirrer, showing my new design;

FIG. 2 is a side view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is another side view thereof, opposite the side view of FIG. 2;

FIG. 5 is top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a bottom and side perspective view thereof; and,

FIG. 7a is an enlarged detail of circle VIIa of FIG. 7.

The features shown in broken lines show environmental structure only andform no part of the claimed design.

CLAIM The ornamental design for a stirrer, as shown and described.